package com.pengcheng.exception;

import com.pengcheng.common.exception.BizCodeEnume;
import com.pengcheng.common.exception.RRException;
import com.pengcheng.common.utils.R;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import org.springframework.web.servlet.NoHandlerFoundException;

import java.util.HashMap;
import java.util.Map;

/**
 * 异常处理器
 *
 */
@RestControllerAdvice
public class RRExceptionHandler {
	private Logger logger = LoggerFactory.getLogger(getClass());

	/**
	 * 处理自定义异常
	 */
	@ExceptionHandler(RRException.class)
	public R handleRRException(RRException e){
		R r = new R();
		r.put("code", e.getCode());
		r.put("msg", e.getMessage());

		return r;
	}

	@ExceptionHandler(NoHandlerFoundException.class)
	public R handlerNoFoundException(Exception e) {
		logger.error(e.getMessage(), e);
		return R.error(404, "路径不存在，请检查路径是否正确");
	}

	@ExceptionHandler(DuplicateKeyException.class)
	public R handleDuplicateKeyException(DuplicateKeyException e){
		logger.error(e.getMessage(), e);
		return R.error("数据库中已存在该记录");
	}

	// 返回实体类校验异常
	@ExceptionHandler(value = MethodArgumentNotValidException.class)
	public R handleVaildException(MethodArgumentNotValidException e) {
		logger.error("数据校验出现问题{},异常类型：{}",e.getMessage(),e.getClass());
		BindingResult result = e.getBindingResult();

		Map<String,String> errorMap = new HashMap<>();

		result.getFieldErrors().forEach((fieldError -> {
			errorMap.put(fieldError.getField(),fieldError.getDefaultMessage());
		}));
		return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",errorMap);
	}

/*	@ExceptionHandler(AuthorizationException.class)
	public R handleAuthorizationException(AuthorizationException e){
		logger.error(e.getMessage(), e);
		return R.error("没有权限，请联系管理员授权");
	}*/

	@ExceptionHandler(Exception.class)
	public R handleException(Exception e){
		logger.error(e.getMessage(), e);
		return R.error();
	}
}
